← Multiply 3-digit by 1-digit, hundreds first lesson New set →

3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 835 · 40 questions
TalentJR

How to do it in your head (Biggest part first): Split the 3-digit number into hundreds, tens and ones. Multiply the hundreds and keep that number in your head. Multiply the tens and add, then multiply the ones and add.

NameDateTime takenScore ___ / 40
  1. 1.931 × 6 =
  2. 2.471 × 6 =
  3. 3.521 × 7 =
  4. 4.486 × 5 =
  5. 5.811 × 3 =
  6. 6.707 × 5 =
  7. 7.848 × 4 =
  8. 8.509 × 6 =
  9. 9.642 × 9 =
  10. 10.345 × 5 =
  11. 11.732 × 6 =
  12. 12.148 × 3 =
  13. 13.572 × 7 =
  14. 14.794 × 8 =
  15. 15.656 × 6 =
  16. 16.527 × 9 =
  17. 17.493 × 8 =
  18. 18.386 × 5 =
  19. 19.209 × 6 =
  20. 20.168 × 3 =
  21. 21.791 × 8 =
  22. 22.541 × 3 =
  23. 23.966 × 5 =
  24. 24.719 × 3 =
  25. 25.828 × 6 =
  26. 26.535 × 8 =
  27. 27.773 × 3 =
  28. 28.749 × 3 =
  29. 29.839 × 8 =
  30. 30.391 × 8 =
  31. 31.447 × 9 =
  32. 32.512 × 8 =
  33. 33.288 × 8 =
  34. 34.956 × 6 =
  35. 35.699 × 9 =
  36. 36.887 × 6 =
  37. 37.628 × 3 =
  38. 38.479 × 4 =
  39. 39.516 × 4 =
  40. 40.309 × 7 =

Answer key

  1. 5586
  2. 2826
  3. 3647
  4. 2430
  5. 2433
  6. 3535
  7. 3392
  8. 3054
  9. 5778
  10. 1725
  11. 4392
  12. 444
  13. 4004
  14. 6352
  15. 3936
  16. 4743
  17. 3944
  18. 1930
  19. 1254
  20. 504
  21. 6328
  22. 1623
  23. 4830
  24. 2157
  25. 4968
  26. 4280
  27. 2319
  28. 2247
  29. 6712
  30. 3128
  31. 4023
  32. 4096
  33. 2304
  34. 5736
  35. 6291
  36. 5322
  37. 1884
  38. 1916
  39. 2064
  40. 2163

Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths